Last updated: Thursday, 23, December, 2010
|Key Information||Appropriate Tests|
Term used to indicate an increased risk of thrombosis. See blood abnormalities under Thrombosis, arterial and venous.
Specific factor assays.
Factor V Leiden mutation
Prothrombin gene mutation (G20210A)
Protein C, Protein S deficiency
Activated protein C resistance
Elevated F VIII:C
|May be occult. Particularly adenocarcinomas|
Pregnancy and exogenous oestrogens
Immobility, postoperative state, venous stasis
|May be part of the antiphospholipid antibody syndrome|
|This may be due to an underlying genetic lesion or reflect deficiency in folate, B12 and/or pyridoxine in the diet. Testing for the methyl tetra hydrofolate reductase mutation may be indicated.|